An unbiased stereological estimator for surface area density is derived for gradient surface processes which form a particular class of non-stationary spatial surface processes. Vertical planar ...

This is a preview. Log in through your library . Abstract In many metropolitan areas efforts are made to count the homeless to ensure proper provision of social services. Some areas are very large, ...

Emmons, Louise H., Chatelet, P., Cournac, L., Vilca V., V., del Aguila, L. F., and Dubois, M. A. 2006. "Seasonal change in leaf-area index at three sites along a ...